{"document":{"category":"csaf_vex","csaf_version":"2.0","title":"CVE-2026-20190: Cisco Identity Services Engine Information Disclosure Vulnerability","publisher":{"category":"vendor","name":"HarborGuard Database","namespace":"https://database.harborguard.co"},"tracking":{"id":"CVE-2026-20190","status":"final","version":"1","initial_release_date":"2026-06-17T16:17:04.911Z","current_release_date":"2026-06-17T17:16:45.425Z","revision_history":[{"date":"2026-06-17T16:17:04.911Z","number":"1","summary":"Initial machine-readable export from HarborGuard."}]},"distribution":{"tlp":{"label":"WHITE"},"text":"Public CVE data; freely redistributable."},"notes":[{"category":"description","text":"A vulnerability in Cisco ISE and ISE-PIC could allow an unauthenticated, remote attacker to view sensitive information on an affected device.\r\n\r\nThis vulnerability is due to improper authorization checks when a resource is accessed. An attacker could exploit this vulnerability by sending crafted traffic to an affected device. A successful exploit could allow the attacker to gain access to sensitive information, including hashed credentials that could be used in future attacks.","title":"CVE description"}],"references":[{"category":"self","summary":"CVE-2026-20190 on HarborGuard Database","url":"https://database.harborguard.co/cve/CVE-2026-20190"},{"category":"external","summary":"CVE Record","url":"https://www.cve.org/CVERecord?id=CVE-2026-20190"},{"category":"external","summary":"cisco-sa-ise-multi-G5WP8vv","url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ise-multi-G5WP8vv"}]},"product_tree":{"branches":[{"category":"vendor","name":"Cisco","branches":[{"category":"product_name","name":"Cisco Identity Services Engine Software","branches":[{"category":"product_version","name":"3.4.0","product":{"name":"Cisco Cisco Identity Services Engine Software 3.4.0","product_id":"CSAFPID-1","product_identification_helper":{"cpe":"cpe:2.3:a:cisco:cisco_identity_services_engine_software:*:*:*:*:*:*:*:*"}}},{"category":"product_version","name":"3.4 Patch 1","product":{"name":"Cisco Cisco Identity Services Engine Software 3.4 Patch 1","product_id":"CSAFPID-2","product_identification_helper":{"cpe":"cpe:2.3:a:cisco:cisco_identity_services_engine_software:*:*:*:*:*:*:*:*"}}},{"category":"product_version","name":"3.4 Patch 2","product":{"name":"Cisco Cisco Identity Services Engine Software 3.4 Patch 2","product_id":"CSAFPID-3","product_identification_helper":{"cpe":"cpe:2.3:a:cisco:cisco_identity_services_engine_software:*:*:*:*:*:*:*:*"}}},{"category":"product_version","name":"3.4 Patch 3","product":{"name":"Cisco Cisco Identity Services Engine Software 3.4 Patch 3","product_id":"CSAFPID-4","product_identification_helper":{"cpe":"cpe:2.3:a:cisco:cisco_identity_services_engine_software:*:*:*:*:*:*:*:*"}}},{"category":"product_version","name":"3.5.0","product":{"name":"Cisco Cisco Identity Services Engine Software 3.5.0","product_id":"CSAFPID-5","product_identification_helper":{"cpe":"cpe:2.3:a:cisco:cisco_identity_services_engine_software:*:*:*:*:*:*:*:*"}}},{"category":"product_version","name":"3.4 Patch 4","product":{"name":"Cisco Cisco Identity Services Engine Software 3.4 Patch 4","product_id":"CSAFPID-6","product_identification_helper":{"cpe":"cpe:2.3:a:cisco:cisco_identity_services_engine_software:*:*:*:*:*:*:*:*"}}},{"category":"product_version","name":"3.5 Patch 1","product":{"name":"Cisco Cisco Identity Services Engine Software 3.5 Patch 1","product_id":"CSAFPID-7","product_identification_helper":{"cpe":"cpe:2.3:a:cisco:cisco_identity_services_engine_software:*:*:*:*:*:*:*:*"}}},{"category":"product_version","name":"3.4 Patch 5","product":{"name":"Cisco Cisco Identity Services Engine Software 3.4 Patch 5","product_id":"CSAFPID-8","product_identification_helper":{"cpe":"cpe:2.3:a:cisco:cisco_identity_services_engine_software:*:*:*:*:*:*:*:*"}}},{"category":"product_version","name":"3.5 Patch 2","product":{"name":"Cisco Cisco Identity Services Engine Software 3.5 Patch 2","product_id":"CSAFPID-9","product_identification_helper":{"cpe":"cpe:2.3:a:cisco:cisco_identity_services_engine_software:*:*:*:*:*:*:*:*"}}}]}]},{"category":"vendor","name":"Cisco","branches":[{"category":"product_name","name":"Cisco ISE Passive Identity Connector","branches":[{"category":"product_version","name":"3.4.0","product":{"name":"Cisco Cisco ISE Passive Identity Connector 3.4.0","product_id":"CSAFPID-10","product_identification_helper":{"cpe":"cpe:2.3:a:cisco:cisco_ise_passive_identity_connector:3.4.0:*:*:*:*:*:*:*"}}}]}]}]},"vulnerabilities":[{"cve":"CVE-2026-20190","title":"Cisco Identity Services Engine Information Disclosure Vulnerability","notes":[{"category":"description","text":"A vulnerability in Cisco ISE and ISE-PIC could allow an unauthenticated, remote attacker to view sensitive information on an affected device.\r\n\r\nThis vulnerability is due to improper authorization checks when a resource is accessed. An attacker could exploit this vulnerability by sending crafted traffic to an affected device. A successful exploit could allow the attacker to gain access to sensitive information, including hashed credentials that could be used in future attacks.","title":"CVE description"}],"product_status":{"known_affected":["CSAFPID-1","CSAFPID-2","CSAFPID-3","CSAFPID-4","CSAFPID-5","CSAFPID-6","CSAFPID-7","CSAFPID-8","CSAFPID-9","CSAFPID-10"]},"scores":[{"cvss_v3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","baseScore":7.5,"baseSeverity":"HIGH"},"products":["CSAFPID-1","CSAFPID-2","CSAFPID-3","CSAFPID-4","CSAFPID-5","CSAFPID-6","CSAFPID-7","CSAFPID-8","CSAFPID-9","CSAFPID-10"]}],"remediations":[{"category":"none_available","details":"No fixed version is published yet. Monitor the upstream advisory.","product_ids":["CSAFPID-1","CSAFPID-2","CSAFPID-3","CSAFPID-4","CSAFPID-5","CSAFPID-6","CSAFPID-7","CSAFPID-8","CSAFPID-9","CSAFPID-10"]}]}]}